XML 159 R148.htm IDEA: XBRL DOCUMENT v3.23.1

Services payable (Details Narrative) - BRL (R$) R$ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Services Payable
Services payable	R$ 723,242	R$ 469,027

X

- References

No definition available.

+ Details

Name:	sbs_ServicesPayable
Namespace Prefix:	sbs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	sbs_ServicesPayableAbstract
Namespace Prefix:	sbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration